Finding the Fourth Proportional to 860,174,226,430.50, 1,187,040,548,661.50 and 474,798,645,008.70
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Solution
The fourth proportional to 860,174,226,430.50, 1,187,040,548,661.50 and 474,798,645,008.70 is: 655,222,194,245.09
Step by Step Solution
- Step 1: Write the proportion equation
860,174,226,430.50 : 1,187,040,548,661.50 = 474,798,645,008.70 : x - Step 2: Convert to fraction form
860,174,226,430.50/1,187,040,548,661.50 = 474,798,645,008.70/x - Step 3: Cross multiply
860,174,226,430.50x = 1,187,040,548,661.50 × 474,798,645,008.70 - Step 4: Simplify right side
860,174,226,430.50x = 563,605,244,074,864,058,302,464 - Step 5: Solve for x
x = 563,605,244,074,864,058,302,464/860,174,226,430.50 - Step 6: Final answer
x = 655,222,194,245.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.